Posted by **Rhea** on Saturday, October 2, 2010 at 10:18pm.

Determine whether each of the following is a valid probability distribution.

a) X: 0, 2, 2, 3

P(x): .1, .3, .4, .1

b) X: 5, -6, 10, 0

P(x): .01, .01, .01, .97

c) X: 14, 12, -7, 13

P(x): .25, .46, .04, .2

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